<template>
  <view class="cart-container" v-if="cart.length !== 0">
   <my-address></my-address>
    <view class="cart-title">
      <uni-icons type="shop" size="18"></uni-icons>
      <text class="cart-title-text">购物车</text>
    </view>

    <uni-swipe-action>
      <block v-for="(goods, i) in cart" :key="i">
        <uni-swipe-action-item :right-options="options" @click="swiperitemClick(goods)">
          <my-goods :goods="goods" :show-radio="true" :show-num="true" @radio-change="radioChangeHandler"
            @num-change="numberchange"></my-goods>
        </uni-swipe-action-item>
      </block>
    </uni-swipe-action>
    
    <my-settle></my-settle>
  </view>
  <view class="cart-empty" v-else>
    <text class="tip-text">什么都没有，快去加购吧</text>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  import {
    mapState,
    mapMutations
  } from 'vuex'
  export default {
    mixins: [badgeMix],
    computed: {
      ...mapState('m_cart', ['cart'])
    },
    data() {
      return {
        options: [{
          text: '删除',
          style: {
            backgroundColor: '#ea0000'
          }
        }]
      }
    },
    methods: {
      ...mapMutations('m_cart', ['updateGoodsState', 'updateGoodsCount', 'removeGoods']),
      radioChangeHandler(e) {
        this.updateGoodsState(e)
      },
      numberchange(e) {
        this.updateGoodsCount(e)
      },
      swiperitemClick(goods) {
        this.removeGoods(goods.goods_id)
      }
    }
  }
</script>

<style lang="scss">
  .cart-container {
    padding-bottom: 50px;
  }
  .cart-title {
    height: 40px;
    display: flex;
    align-items: center;
    font-size: 14px;
    padding-left: 5px;
    border-bottom: 1px solid #efefef;

    .cart-title-text {
      margin-left: 10px;
    }
  }
  
  .unsait {
    height: 120rpx;
  }
  
  .cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;  
    .tip-text {
       font-size: 20px;
       color: gray;
    }
  }
</style>
